/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 22652
 * Date: 2024-08-31
 * Time: 12:58
 */
    public class ListNode {
        int val;
        ListNode next;

        ListNode() {
        }

        ListNode(int val) {
            this.val = val;
        }

        ListNode(int val, ListNode next) {
            this.val = val;
            this.next = next;
        }
    }